present, such as in an enclosed area, the message “No service” will be
displayed on your Standby screen and you will not be able to make or receive
calls. You can try move closer to a window for better reception.
For emergency only
When you are outside your network but inside other network, you can only
make emergency call.
No Valid SIM card
Your SIM card is locked or it has an error. Please insert the right SIM card or
contact your service provider.
Enter PUK code
After three consecutive incorrect PIN code entries, the code is blocked, and
you need the PUK code to unblock it. Contact your service provider. After
seven consecutive incorrect PUK code entries, the SIM card cannot be used
any more. Please contact your service provider to buy a new SIM card.
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